| Mason | C. J. | Resident Engineer | Geraldton | 1880 | Herald Almanack |
| Mason | C. J. | Resident Engineer | Geraldton | 1881 | Herald Almanack |
| Mason | C. T. | C. E. Government | Perth | 1882 | Herald Almanack |
| Mason | C. T. | C. E., Government | Perth | 1883 | Herald Almanack |
| Mason | C. T. | C.E. General Manager Railways | Perth | 1886 | WA Almanack |
| Mason | C. T. | C.E. General Manager Railways | Perth | 1887 | WA Almanack |
| Mason | C. T. | C.E. General Manager Railways | Perth | 1888 | WA Almanack |
| Mason | C. T. | General Mgr. Railways | Perth | 1889 | WA Almanack |
| Mason | C. T., | C. E. Acting Commissioner Works & Railway | Perth | 1885 | Herald Almanack |
| Mason | C. T., C. E. | Railway Dept | Perth | 1884 | Herald Almanack |
| Mason | C.T. | Civil Engineer | Victoria District (Geraldton) | 1879 | WA Almanack |
| Mason | F. | Jeweller | Fremantle | 1873 | Herald Almanack |
| Mason | F. | Jeweller | Fremantle | 1874 | Herald Almanack |
| Mason | F. | Jeweller | Fremantle | 1874 | WA Almanack |
| Mason | F. | Jeweller | Fremantle | 1875 | Herald Almanack |
| Mason | F. | Jeweller | Fremantle | 1875 | WA Almanack |
| Mason | F. | Jeweller | Fremantle | 1876 | Herald Almanack |
| Mason | F. | Jeweller and Pearl Merchant | Fremantle | 1876 | WA Almanack |
| Mason | F. | Jeweller | Fremantle | 1877 | Herald Almanack |
| Mason | F. | Jeweller and Pearl Merchant | Fremantle | 1877 | WA Almanack |
| Mason | F. | Jeweller | Fremantle | 1878 | Herald Almanack |
| Mason | F. | Jeweller | Fremantle | 1879 | Herald Almanack |
| Mason | F. | Jeweller | Fremantle | 1879 | WA Almanack |
| Mason | F. | Jeweller | Fremantle | 1880 | Herald Almanack |
| Mason | F. | Jeweller | Fremantle | 1880 | WA Almanack |
| Mason | F. | Jeweller | Fremantle | 1881 | Herald Almanack |
| Mason | F. | Jeweller | Perth | 1881 | WA Almanack |
| Mason | F. | Jeweller | Fremantle | 1881 | WA Almanack |
| Mason | F. | Jeweller | Fremantle | 1882 | Herald Almanack |
| Mason | F. | Jeweller | Fremantle | 1882 | WA Almanack |
| Mason | F. | Jeweller | Fremantle | 1883 | Herald Almanack |
| Mason | F. | Jeweller | Fremantle | 1883 | WA Almanack |
| Mason | F. | Jeweller | Fremantle | 1884 | Herald Almanack |
| Mason | F. | Jeweller | Fremantle | 1884 | WA Almanack |
| Mason | F. | Jeweller | Fremantle | 1885 | Herald Almanack |
| Mason | F. | Jeweller | Fremantle | 1886 | WA Almanack |
| Mason | F. | Jeweller | Fremantle | 1887 | WA Almanack |
| Mason | F. | Jeweller | Fremantle | 1888 | WA Almanack |
| Mason | F. | House Proprietor | Fremantle | 1889 | WA Almanack |
| Mason | F. | | Swan Street, North Fremantle | 1897 | Witton's Directory |
| Mason | F. | Farmer | Canning | 1897 | Witton's Directory |
| Mason | G. | Pearlshell Worker | North District Roebourne | 1873 | Herald Almanack |
| Mason | G. | Pearl Shell Worker | North-West Settlements (Roebourne) | 1873 | WA Almanack |
| Mason | G. | Pearlshell Worker | North District, Roebourne | 1874 | Herald Almanack |
| Mason | G. | Pearl Shell Worker | North-West Settlements (Roebourne) | 1874 | WA Almanack |
| Mason | G. | Pearl Shell-Worker | Roeboune | 1875 | Herald Almanack |
| Mason | G. | Pearl Shell-Worker | North-West Settlements (Roebourne) | 1875 | WA Almanack |
| Mason | G. | Pearl-Shell Worker | Roebourne | 1876 | Herald Almanack |
| Mason | G. | Pearl Shell Worker | North-West Settlements (Roebourne) | 1876 | WA Almanack |
| Mason | G. | East Perth Soap Works | Sampson Street, Perth | 1897 | Witton's Directory |
